| Acronym | Meaning |
 | ZM | Zettametre |
 | CINEOS | Campo Imperatore Near-Earth Objects Survey |
 | DSA | (U.S.) Defense Support Activities - Division Support Area |
 | FG | Fog (METAR Code) - French Guiana (FIPS 10-4 Territory Code) |
 | CMBR | Cosmic Microwave Background Radiation |
 | LTU | Lithuania (ISO 3166 Trigram) |
 | ND | Neodymium |
 | STFU | Shut The Fuck Up |
 | DF | Direct Fire - Direction Finding |
 | VZW | Vereniging Zonder Winstoogmerk (Dutch Non-profit Organisation) |